/*
 * Copyright (c) 2012, marco.tamburelli@gmail.com
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met: 
 * 
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer. 
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution. 
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 * The views and conclusions contained in the software and documentation are those
 * of the authors and should not be interpreted as representing official policies, 
 * either expressed or implied, of the CometMI Project.
 */
package org.cometmi.gwt.server.impl;

import java.lang.reflect.Method;

import org.cometmi.gwt.shared.MiObject;
import org.cometmi.gwt.shared.util.ObjectWrapper;

public class ObjectWrapperServer implements ObjectWrapper
{
	private MiObject instance;
	private Class<? extends MiObject> instClass;

	protected ObjectWrapperServer()
	{}

	@Override
	public void setInstance(MiObject instance)
	{
		this.instance = instance;
		this.instClass = instance.getClass();
	}

	@Override
	public MiObject getInstance()
	{
		return this.instance;
	}

	@Override
	public Object invoke(String methodName, String methodSignature, Object[] args) throws Exception
	{
		Class<?>[] parameterTypes = new Class<?>[args.length];

		for (int i = 0; i < args.length; i++)
			parameterTypes[i] = args[i].getClass();

		Method m = this.instClass.getMethod(methodName, parameterTypes);

		return m.invoke(this.instance, args);
	}
}
